a,
a:focus,
a:hover {
    color: #fff;
}
.btn-default,
.btn-default:hover,
.btn-default:focus {
    color: #333;
    text-shadow: none;
    background-color: #fff;
    border: 1px solid #fff;
}
html,
body {
    height: 100%;
    background-color: #333;
}
body {
    color: #fff;
    text-align: center;
    text-shadow: 0 1px 3px rgba(0,0,0,.5);
    box-shadow: inset 0 0 100px rgba(0,0,0,.5);
}
.site-wrapper {
    display: table;
    width: 100%;
    height: 100%;
    min-height: 100%;
}
.site-wrapper-inner {
    display: table-cell;
    vertical-align: top;
}
.cover-container {
    margin-right: auto;
    margin-left: auto;
}
.inner {
    padding: 30px;
}
.cover {
    padding: 0 20px;
}
.cover .btn-lg {
    padding: 10px 20px;
    font-weight: bold;
}

@media (min-width: 768px) {
    .site-wrapper-inner {
        vertical-align: middle;
    }
    .cover-container {
        width: 100%;
    }
}

@media (min-width: 992px) {
    .cover-container {
        width: 700px;
    }
}
